/Engine/Source/Runtime/RHI/Public/GPUDefragAllocator.h
Frees the passed in chunk and coalesces adjacent free chunks into 'Chunk' if possible. Maint32ains the free-list order if bSortedFreeList is true.
void LinkFreeChunk ( [FMemoryChunk](API\Runtime\RHI\FGPUDefragAllocator\FMemoryChunk) * Chunk )